\centering
\begin{tabular}[t]{lccc}
\toprule
\multicolumn{1}{c}{ } & \multicolumn{2}{c}{\makecell[c]{Chose worker in\\treatment round (=1)}} & \multicolumn{1}{c}{\makecell[c]{Chose trans in\\treatment round (=1)\\(pairs with trans only)}} \\
\cmidrule(l{3pt}r{3pt}){2-3} \cmidrule(l{3pt}r{3pt}){4-4}
  & (1) & (2) & (3)\\
\midrule
Worker is trans $\times$ 3-person discussion & \num{0.198}*** & \num{0.197}*** & \\
 & (\num{0.031}) [\num{<0.001}] & (\num{2.9e-02}) [\num{<0.001}] & \\
Worker is trans & \num{-0.085}*** &  & \\
 & (\num{0.015}) [\num{<0.001}] &  & \\
3-person discussion & \num{0.007} & \num{0.004} & \num{0.199}***\\
 & (\num{0.023}) [\num{0.720}] & (\num{2.1e-02}) [\num{0.829}] & (\num{0.022}) [\num{<0.001}]\\
\midrule
Num. observations & \num{8996} & \num{8996} & \num{4498}\\
Num. participants & \num{2249} & \num{2249} & \num{2249}\\
Num. groups & \num{751} & \num{751} & \num{751}\\
Outcome mean$^\dagger$: no discuss (priv.), worker non-trans & \num{0.60} & \num{0.60} & \\
Outcome mean: no discuss (priv.), worker trans & \num{0.51} & \num{0.51} & \num{0.51}\\
Controls &  & X & X\\
Controls interacted with worker is trans &  & X & \\
\bottomrule

\end{tabular}

